Yoshikazu Nakajima

60 papers A* 5A 2Journal 31Unranked 22

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Improved segmentation of hepatic vascular networks in ultrasound volumes using 3D U-Net with intensity transformation-based data augmentation. Medical Biol. Eng. Comput. Yukino Takahashi, Takaaki Sugino, Shinya Onogi, Yoshikazu Nakajima, Kohji Masuda
2025	J	`jnl`	Improvement of a Stiffness Tunable Mechanism by Design of Horizontally Asymmetrical Beam Structure. IEEE Access Dongbo Zhou, Kotaro Tadano, Takahiro Kanno, Yoshikazu Nakajima
2024	J	`jnl`	Improved segmentation of basal ganglia from MR images using convolutional neural network with crossover-typed skip connection. Int. J. Comput. Assist. Radiol. Surg. Takaaki Sugino, Taichi Kin, Nobuhito Saito, Yoshikazu Nakajima
2024	J	`jnl`	Investigation of Appropriate Scaling of Networks and Images for Convolutional Neural Network-Based Nerve Detection in Ultrasound-Guided Nerve Blocks. Sensors Takaaki Sugino, Shinya Onogi, Rieko Oishi, Chie Hanayama, Satoki Inoue, Shinjiro Ishida, Yuhang Yao, Nobuhiro Ogasawara, Masahiro Murakawa, Yoshikazu Nakajima
2023	J	`jnl`	Development of a Wearable Haptic Glove Presenting Haptic Sensation by Electrical Stimulation. Sensors Dongbo Zhou, Wataru Hayakawa, Yoshikazu Nakajima, Kotaro Tadano
2022	—	`conf`	Multi-Joint Motion Estimation of a Soft Gait Assistive Suit Using Pneumatic Reservoir Computing. SII Hiroyuki Hayashi, Toshihiro Kawase, Tetsuro Miyazaki, Maina Sogabe, Yoshikazu Nakajima, Kenji Kawashima
2022	A*	`conf`	Online Assistance Control of a Pneumatic Gait Assistive Suit Using Physical Reservoir Computing Exploiting Air Dynamics. ICRA Hiroyuki Hayashi, Toshihiro Kawase, Tetsuro Miyazaki, Maina Sogabe, Yoshikazu Nakajima, Kenji Kawashima
2021	J	`jnl`	A Small and High-Speed Driving Mechanism for 3D Shape Measurement in Monocular Endoscopy. Sensors Yoshikazu Nakajima, Nobuyuki Tanigaki, Takaaki Sugino, Toshihiro Kawase, Shinya Onogi
2021	J	`jnl`	Label cleaning and propagation for improved segmentation performance using fully convolutional networks. Int. J. Comput. Assist. Radiol. Surg. Takaaki Sugino, Yutaro Suzuki, Taichi Kin, Nobuhito Saito, Shinya Onogi, Toshihiro Kawase, Kensaku Mori, Yoshikazu Nakajima
2021	J	`jnl`	Running Motion Assistance Using a Soft Gait-Assistive Suit and Its Experimental Validation. IEEE Access Tetsuro Miyazaki, Toshihiro Kawase, Takahiro Kanno, Maina Sogabe, Yoshikazu Nakajima, Kenji Kawashima
2020	J	`jnl`	A Combined Regularization Method Using Prior Structural Information for Sound-Speed Image Reconstruction of Ultrasound Computed Tomography. IEEE Access Zisheng Yao, Shangchun Fan, Yoshikazu Nakajima, Xiaolei Qu
2020	J	`jnl`	Suction-fixing surgical device for assisting liver manipulation with laparoscopic forceps. Int. J. Comput. Assist. Radiol. Surg. Yoshikazu Nakajima, Rina Suzuki, Yutaro Suzuki, Takaaki Sugino, Toshihiro Kawase, Shinya Onogi, Haruna Seki, Tatsuki Fujiwara, Katsuhiro Ohuchi
2016	J	`jnl`	Marker-less tracking of brain surface deformations by non-rigid registration integrating surface and vessel/sulci features. Int. J. Comput. Assist. Radiol. Surg. Jue Jiang, Yoshikazu Nakajima, Yoshio Sohma, Toki Saito, Taichi Kin, Hiroshi Oyama, Nobuhito Saito
2015	J	`jnl`	Fixing Device for a Planar Object by Incorporating Jamming Transition Phenomenon and a Suction Unit. J. Robotics Akira Bekku, Yoshikazu Nakajima
2015	J	`jnl`	Fluoroscopy-based laser guidance system for linear surgical tool insertion depth control. Int. J. Comput. Assist. Radiol. Surg. Takehito Doke, Jack T. Liang, Shinya Onogi, Yoshikazu Nakajima
2014	—	`conf`	A body-mounted surgical assistance robot for minimally invasive spinal puncture surgery. BioRob Akira Bekku, Joonhwan Kim, Yoshikazu Nakajima, Kazuo Yonenobu
2014	—	`conf`	An obstetric forceps contouring the head surface to improve gripping capability in delivery assistance. BioRob Masaki Chino, Yoshikazu Nakajima, Akira Bekku, Hiroyuki Tsuda, Tomomi Kotani, Fumitaka Kikkawa
2014	J	`jnl`	Erratum to: Fully automatic segmentation of the Femur from 3D-CT images using primitive shape recognition and statistical shape models. Int. J. Comput. Assist. Radiol. Surg. Lassad Ben Younes, Yoshikazu Nakajima, Toki Saito
2014	J	`jnl`	Fully automatic segmentation of the Femur from 3D-CT images using primitive shape recognition and statistical shape models. Int. J. Comput. Assist. Radiol. Surg. Lassad Ben Younes, Yoshikazu Nakajima, Toki Saito
2014	—	`conf`	Single-trial decoding for an event-related potential-based brain-computer interface. AH Yaming Xu, Yoshikazu Nakajima
2013	J	`jnl`	3-D shape measurement endoscope using a single-lens system. Int. J. Comput. Assist. Radiol. Surg. Takaaki Takeshita, Minkyu Kim, Yoshikazu Nakajima
2013	J	`jnl`	A Two-Level Predictive Event-Related Potential-Based Brain-Computer Interface. IEEE Trans. Biomed. Eng. Yaming Xu, Yoshikazu Nakajima
2013	J	`jnl`	Surgical Tool Alignment Guidance by Drawing Two Cross-Sectional Laser-Beam Planes. IEEE Trans. Biomed. Eng. Yoshikazu Nakajima, Takeyoshi Dohi, Toshihiko Sasama, Yasuyuki Momoi, Nobuhiko Sugano, Yuichi Tamura, Sung-hwan Lim, Ichiro Sakuma, Mamoru Mitsuishi, Tsuyoshi Koyama, Kazuo Yonenobu, Satoru Ohashi, Masahiko Bessho, Isao Ohnishi
2012	J	`jnl`	A fluorolaser navigation system to guide linear surgical tool insertion. Int. J. Comput. Assist. Radiol. Surg. Jack T. Liang, Takehito Doke, Shinya Onogi, Satoru Ohashi, Isao Ohnishi, Ichiro Sakuma, Yoshikazu Nakajima
2012	J	`jnl`	Average sound speed estimation using speckle analysis of medical ultrasound data. Int. J. Comput. Assist. Radiol. Surg. Xiaolei Qu, Takashi Azuma, Jack T. Liang, Yoshikazu Nakajima
2012	—	`conf`	Surgical Tool Alignment by Laser Guidance using Fluoroscopic-based Navigation Technique - A System Implementation and Validation Study. BIODEVICES Jack T. Liang, Shinya Onogi, Yoshikazu Nakajima
2010	A*	`conf`	Hazard analysis of fracture-reduction robot and its application to safety design of fracture-reduction assisting robotic system. ICRA Sanghyun Joung, Hongen Liao, Etsuko Kobayashi, Mamoru Mitsuishi, Yoshikazu Nakajima, Nobuhiko Sugano, Masahiko Bessho, Satoru Ohashi, Takuya Matsumoto, Isao Ohnishi, Ichiro Sakuma
2009	—	`conf`	3D Shape Reconstruction Endoscope using Shape from Focus. VISAPP (1) Takaaki Takeshita, Yoshikazu Nakajima, M. K. Kim, Shinya Onogi, Mamoru Mitsuishi, Yoichiro Matsumoto
2009	J	`jnl`	Cutting Tool Protects for Soft Tissues in Bone-Milling Machining. Int. J. Autom. Technol. Naohiko Sugita, Taiga Nakano, Takayuki Osa, Yoshikazu Nakajima, Kazuo Fujiwara, Nobuhiro Abe, Toshifumi Ozaki, Masahiko Suzuki, Mamoru Mitsuishi
2009	—	`conf`	Multi-layered Contents Generation from Real World Scene by Three-dimensional Measurement. VISAPP (1) M. K. Kim, Yoshikazu Nakajima, Takaaki Takeshita, Shinya Onogi, Mamoru Mitsuishi, Yoichiro Matsumoto
2008	—	`conf`	A Robot Assisted Hip Fracture Reduction with a Navigation System. MICCAI (2) Sanghyun Joung, Hirokazu Kamon, Hongen Liao, Junichiro Iwaki, Touji Nakazawa, Mamoru Mitsuishi, Yoshikazu Nakajima, Tsuyoshi Koyama, Nobuhiko Sugano, Yuki Maeda, Masahiko Bessho, Satoru Ohashi, Takuya Matsumoto, Isao Ohnishi, Ichiro Sakuma
2008	A*	`conf`	Deformation analysis and active compensation of surgical milling robot based on system error evaluation. ICRA Naohiko Sugita, Takayuki Osa, Yoshikazu Nakajima, Mamoru Mitsuishi
2007	A*	`conf`	Adaptive Controlled Milling Robot for Orthopedic Surgery. ICRA Naohiko Sugita, Fumiaki Genma, Yoshikazu Nakajima, Mamoru Mitsuishi
2007	—	`conf`	Cutting Tool System to Minimize Soft Tissue Damage for Robot-Assisted Minimally Invasive Orthopedic Surgery. MICCAI (1) Naohiko Sugita, Yoshikazu Nakajima, Mamoru Mitsuishi, Shosaku Kawata, Kazuo Fujiwara, Nobuhiro Abe, Toshifumi Ozaki, Masahiko Suzuki
2007	J	`jnl`	Fluoroscopic Bone Fragment Tracking for Surgical Navigation in Femur Fracture Reduction by Incorporating Optical Tracking of Hip Joint Rotation Center. IEEE Trans. Biomed. Eng. Yoshikazu Nakajima, Takahito Tashiro, Nobuhiko Sugano, Kazuo Yonenobu, Tsuyoshi Koyama, Yuki Maeda, Yuichi Tamura, Masanobu Saito, Shinichi Tamura, Mamoru Mitsuishi, Naohiko Sugita, Ichiro Sakuma, Takahiro Ochi, Yoichiro Matsumoto
2007	J	`jnl`	Hip cartilage thickness measurement accuracy improvement. Comput. Medical Imaging Graph. Yuanzhi Cheng, Shuguo Wang, Takaharu Yamazaki, Jie Zhao, Yoshikazu Nakajima, Shinichi Tamura
2007	J	`jnl`	Spinal alignment measurement in standing position using stereo-view roentgenography without positional calibration. Syst. Comput. Jpn. Takahito Tashiro, Yoshikazu Nakajima, Yuichi Tamura, Kazuo Yonenobu, Shigeru Uji, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
2007	A*	`conf`	Toolpath Optimization for a Milling Robot of Minimally Invasive Orthopedic Surgery. ICRA Naohiko Sugita, Fumiaki Genma, Yoshikazu Nakajima, Mamoru Mitsuishi
2006	J	`jnl`	A parallel implementation of 2-D/3-D image registration for computer-assisted surgery. Int. J. Bioinform. Res. Appl. Fumihiko Ino, Yasuhiro Kawasaki, Takahito Tashiro, Yoshikazu Nakajima, Yoshinobu Sato, Shinichi Tamura, Kenichi Hagihara
2005	—	`conf`	A Parallel Implementation of 2-D/3-D Image Registration for Computer-Assisted Surgery. ICPADS (2) Fumihiko Ino, Yasuhiro Kawasaki, Takahito Tashiro, Yoshikazu Nakajima, Yoshinobu Sato, Shinichi Tamura, Kenichi Hagihara
2005	—	`conf`	Development of the Needle Insertion Robot for Percutaneous Vertebroplasty. MICCAI (2) Shinya Onogi, K. Morimoto, Ichiro Sakuma, Yoshikazu Nakajima, Tsuyoshi Koyama, Nobuhiko Sugano, Yuichi Tamura, S. Yonenobu, Yasuyuki Momoi
2004	—	`conf`	A fluoroscopy-based system for three-dimensional kinematic analysis of artificial knee implants and clinical application. CARS Takaharu Yamazaki, Tetsu Watanabe, Yoshikazu Nakajima, Kazuomi Sugamoto, Tetsuya Tomita, Yoshinobu Sato, Hideki Yoshikawa, Shinichi Tamura
2004	—	`conf`	Available range analysis of laser guidance system and its application to monolithic integration with optical tracker. CARS Yoshikazu Nakajima, Hiroyuki Yamamoto, Yoshinobu Sato, Nobuhiko Sugano, Yasuyuki Momoi, Toshihiko Sasama, Tsuyoshi Koyama, Yuichi Tamura, Kazuo Yonenobu, Ichiro Sakuma, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
2004	—	`conf`	Computer-assisted fracture reduction of proximal femur using preoperative CT data and intraoperative fluoroscopic images. CARS Yoshikazu Nakajima, Takahito Tashiro, Toshiyuki Okada, Yoshinobu Sato, Nobuhiko Sugano, Masanobu Saito, Kazuo Yonenobu, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
2004	J	`jnl`	Improvement of depth position in 2-D/3-D registration of knee implants using single-plane fluoroscopy. IEEE Trans. Medical Imaging Takaharu Yamazaki, Tetsu Watanabe, Yoshikazu Nakajima, Kazuomi Sugamoto, Tetsuya Tomita, Hideki Yoshikawa, Shinichi Tamura
2003	—	`conf`	A temporal calibration method for freehand 3D ultrasound system: a preliminary result. CARS Masahiko Nakamoto, Yoshinobu Sato, Kazuhisa Nakada, Yoshikazu Nakajima, Kozo Konishi, Makoto Hashizume, Shinichi Tamura
2003	—	`conf`	Camera Model and Calibration Procedure for Oblique-Viewing Endoscope. MICCAI (2) Tetsuzo Yamaguchi, Masahiko Nakamoto, Yoshinobu Sato, Yoshikazu Nakajima, Kozo Konishi, Makoto Hashizume, Takashi Nishii, Nobuhiko Sugano, Hideki Yoshikawa, Kazuo Yonenobu, Shinichi Tamura
2003	J	`jnl`	Physics-based flow estimation of fluids. Pattern Recognit. Yoshikazu Nakajima, Hiroshi Inomata, Hiroki Nogawa, Yoshinobu Sato, Shinichi Tamura, Kozo Okazaki, Seiji Torii
2003	—	`conf`	Projection model and calibration method for oblique-viewing endscope. CARS Tetsuzo Yamaguchi, Masahiko Nakamoto, Yoshikazu Nakajima, Yoshinobu Sato, Makoto Hashizume, Nobuhiko Sugano, Shinichi Tamura
2003	—	`conf`	Visualization of femorotibial contract area in total knee arthroplasty under in vivo conditions. CARS Takaharu Yamazaki, Tetsu Watanabe, Yoshikazu Nakajima, Kazuomi Sugamoto, Tetsuya Tomita, Yoshinobu Sato, Hideki Yoshikawa, Shinichi Tamura
2002	—	`conf`	3D Ultrasound System Using a Magneto-optic Hybrid Tracker for Augmented Reality Visualization in Laparoscopic Liver Surgery. MICCAI (2) Masahiko Nakamoto, Yoshinobu Sato, Masaki Miyamoto, Yoshikazu Nakajima, Kozo Konishi, Mitsuo Shimada, Makoto Hashizume, Shinichi Tamura
2002	—	`conf`	A Novel Laser Guidance System for Alignment of Linear Surgical Tools: Its Principles and Performance Evaluation as a Man-Machine System. MICCAI (2) Toshihiko Sasama, Nobuhiko Sugano, Yoshinobu Sato, Yasuyuki Momoi, Tsuyoshi Koyama, Yoshikazu Nakajima, Ichiro Sakuma, Masakatsu G. Fujie, Kazuo Yonenobu, Takahiro Ochi, Shinichi Tamura
2002	—	`conf`	Preoperative Analysis of Optimal Imaging Orientation in Fluoroscopy for Voxel-Based 2-D/3-D Registration. MICCAI (2) Yoshikazu Nakajima, Yuichi Tamura, Yoshinobu Sato, Takahito Tashiro, Nobuhiko Sugano, Kazuo Yonenobu, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
2001	A	`conf`	3D Ultrasound Image Acquisition Using a Magneto-optic Hybrid Sensor for Laparoscopic Surgery. MICCAI Yoshinobu Sato, Masaki Miyamoto, Masahiko Nakamoto, Yoshikazu Nakajima, Mitsuo Shimada, Makoto Hashizume, Shinichi Tamura
2001	A	`conf`	Accuracy Validation of Cone-Beam CT Based Registration. MICCAI Yoshikazu Nakajima, Toshihiko Sasama, Yoshinobu Sato, Takashi Nishii, Nobuhiko Sugano, Takashi Ishikawa, Kazuo Yonenobu, Takahiro Ochi, Shinichi Tamura
2001	—	`conf`	Effects of CT threshold value to make a surface bone model on accuracy of shape-based registration in a CT-based navigation system for hip surgery. CARS Nobuhiko Sugano, Toshihiko Sasama, Yoshikazu Nakajima, Yoshinobu Sato, Takashi Nishii, T. Iida, K. Nakagawa, Keiro Ono, Shunsaku Nishihara, Shinichi Tamura, Kazuo Yonenobu, Takahiro Ochi
1999	J	`jnl`	Extraction of fluorescent dot traces from a scanning laser ophthalmoscope image sequence by spatio-temporal image analysis: Gabor filter and radon transform filtering. IEEE Trans. Biomed. Eng. Shuzo Yamamoto, Yoshikazu Nakajima, Shinichi Tamura, Yoshinobu Sato, Seiyo Harino
1999	J	`jnl`	Fluid flow computation based on physical model. Syst. Comput. Jpn. Yoshikazu Nakajima, Hiroshi Inomata, Hiroki Nogawa, Yoshinobu Sato, Shinichi Tamura, Kozo Okazaki, Seiji Torii
1998	J	`jnl`	Image guidance of breast cancer surgery using 3D ultrasonic images and augmented reality visualization. IEEE Trans. Medical Imaging Yoshinobu Sato, Masahiko Nakamoto, Toshihiko Sasama, Yasuhiro Tamaki, I. Sakita, Yoshikazu Nakajima, Shinichi Tamura, Morito Monden
1997	J	`jnl`	Acquisition of Symbolic Description from Flow Fields: A New Approach Based on a Fluid Model. IEEE Trans. Pattern Anal. Mach. Intell. Hiroki Nogawa, Yoshikazu Nakajima, Yoshinobu Sato, Shinichi Tamura